(2R,4E,4′S,5S,6S,8′R,10′Z,13′R,14′Z,16′Z,20′R,21′R,22′S,24′R)-21′,24′-Dihydroxy-4-(methoxyimino)-5,11′,13′,22′-tetramethyl-6-[(2E)-4-methyl-2-penten-2-yl]-3,4,5,6-tetrahydro-2′H-spiro[pyran-2,6′-[3,7, 19]trioxatetracyclo[15.6.1.1~4,8~.0~20,24~]pentacosa[1(23),10,14,16]tetraen]-2′-one

(2R,4E,4′S,5S,6S,8′R,10′Z,13′R,14′Z,16′Z,20′R,21′R,22′S,24′R)-21′,24′-Dihydroxy-4-(methoxyimino)-5,11′,13′,22′-tetramethyl-6-[(2E)-4-methyl-2-penten-2-yl]-3,4,5,6-tetrahydro-2′H-spiro[pyran-2,6′-[3,7, 19]trioxatetracyclo[15.6.1.1~4,8~.0~20,24~]pentacosa[1(23),10,14,16]tetraen]-2′-one

2-DEHYDRO-4-HYDROMOXIDECTIN, (4S)-